JPH01110319U

JPH01110319U -

Info

Publication number: JPH01110319U
Application number: JP571388U
Authority: JP
Priority date: 1988-01-20
Filing date: 1988-01-20
Publication date: 1989-07-25

Description

[Brief explanation of the drawing]

第１図は本考案の一実施例を示す機能ブロツク
図、第２図はフローチヤートである。１……自己位置検出装置、２……制御装置、４
……記憶装置、５……画像メモリ、８……受信装
置、９……復調回路、１０……誤り検出訂正回路
、１１……一致検出回路、１３……評価装置、１
６……表示信号発生装置。 FIG. 1 is a functional block diagram showing one embodiment of the present invention, and FIG. 2 is a flowchart. 1... Self-position detection device, 2... Control device, 4
... Storage device, 5 ... Image memory, 8 ... Receiving device, 9 ... Demodulation circuit, 10 ... Error detection and correction circuit, 11 ... Coincidence detection circuit, 13 ... Evaluation device, 1
6...Display signal generator.

Claims

[Scope of utility model registration request]

In a navigation device that detects the current position using a self-position detecting device and displays the current position and map data read from a storage device according to the current position on the same screen, the distance traveled is displayed. an evaluation device that evaluates the detection accuracy of the self-position detection device according to the self-position detection device, a reception device that receives a position information signal from the outside, and a current position displayed on the screen based on the received position information signal. A navigation system comprising: a control device that performs correction and initializes the evaluation device; and a display signal generator that generates a signal for displaying self-position detection accuracy evaluated by the evaluation device. Yon equipment.